Letters from Abraham Dee Bartlett to Philip Lutley Sclater regarding the doors to the new elephant house, animal food consumption, the female rhinoceros, the mounted specimen of a young gorilla, authorisation to sell Alice the elephant to Mr Barnum, and the theft of an owl

Letter from William Brown to Philip Lutley Sclater regarding the price of a koala or native bear, and a request for reptiles from Queensland

Letters from Carl Hagenbeck to Philip Lutley Sclater regarding his catalogue of animals for sale to the Zoological Society of London, and an order from the British government for the supply of dromedaries

Letters from George Frederick Samuel Robinson, 1st Marquess of Ripon, to Philip Lutley Sclater regarding Japanese deer for sale at the Zoological Society of London, and a deputation of Swazi Chiefs who would like to visit the Gardens of the Zoological Society of London

Letters from Lionel Walter Rothschild, 2nd Baron Rothschild, to Philip Lutley Sclater regarding an expedition to the Sandwich Islands, papers on birds of the Sandwich Islands, drawings of a Rail, ornithological exhibitions, the sale of a rhinoceros, his drawing of a rhinoceros to be published in the Proceedings of the Zoological Society of London, his Cassowaries at Tring, a transfer of Tragelaphus, Galapagos Tortoises, Eclectus Parrots, Lemurs and Zebras

Correspondence with Geoffrey Marr Vevers regarding the sale of animals from Argentina and Chile to the Zoological Society of London

Correspondence between Major H Hendy and George Soper Cansdale regarding the sale of animals from Swaziland to the Zoological Society of London

Correspondence with the London Zoological Supply Company regarding price lists of South American animals

Correspondence with S T Hussain and Sons, Livestock Dealers in Calcutta, regarding the sale of animals to the Zoological Society of London

Correspondence with the Variety of Birds Emporium regarding the purchase of Dwarf Flamingoes, Spot-billed ducks, Tragopan Pheasants and Demoissile Cranes